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Idanha-a-Velha Weather in September
Idanha-a-Velha in September sees high temperatures, with highs around 29°C (84°F) and overnight lows of 16°C (61°F). Overall excellent conditions make it one of the better months to visit.
Rainfall in Idanha-a-Velha in September
Records from the past 30 years suggest around 7 days of rain, with 38 mm (1.5 in) average for the month. Expect a fairly normal spread of rainfall this month, with no particular pattern of very heavy or very persistent showers.
Temperature in Idanha-a-Velha in September
September in Idanha-a-Velha is generally excellent, with days reaching 29°C (84°F) and nights settling around 16°C (61°F). Conditions stay fairly consistent through the month, making it easier to plan what to wear. Nights drop to around 16°C (61°F), which is noticeably cooler than the daytime. A light jacket for the evening is a sensible addition, and the cool nights tend to make sleeping comfortable.
Sunshine in Idanha-a-Velha in September
Enjoy a sunny month with about 228 hours of sunshine, the clear skies make Idanha-a-Velha even more beautiful.Our weather planner can help you find worldwide destinations with pleasant weather during this period. April, May and September typically offer the best weather for Idanha-a-Velha.
Idanha-a-Velha Temperature in September
Min Temperature
16°C (61°F)
Max Temperature
29°C (84°F)
Chance of Rain
24%
Precipitation
38 mm (1.5 in)
Rainy days
7 days
Humidity
63% *
Sunshine
228 hours *
Percentage Sunshine
*
* Data from: Penhas Douradas, Portugal (57 KM, 35 Miles).
Idanha-a-Velha Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Idanha-a-Velha - and find the best time to visit.
Daily Historical Temperatures
45-year average (1976-2025)
Based on our historical records, temperatures in Idanha-a-Velha typically drop from around 26°C (79°F) at the start of September to approximately 22°C (72°F) by the end. Nights are pleasant, with lows typically ranging from 13°C (55°F) to 17°C (63°F).
Average temperatures in September
Daily Historical Precipitation
45-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in September
Historical weather records for Idanha-a-Velha in September
Browse day-by-day weather records for Idanha-a-Velha spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Idanha-a-Velha historical weather extremes in September
Based on 29 years of weather observations in Idanha-a-Velha between 1996 and 2025, these are the recorded extremes.
- Idanha-a-Velha recorded its highest September temperature of 41°C (106°F) on September 6, 2016.
- On September 19, 1999, Idanha-a-Velha saw its coldest September day with temperatures maxing out at 14°C (57°F).
- Idanha-a-Velha registered its coldest September night on September 30, 2022, with temperatures dropping to 3°C (37°F).
Best Places in Portugal in September
Find out more about the weather in Portugal and which places have the best travel conditions in this month. See all of Portugal in September →
perfect weather
pleasant
tolerable
unpleasant
poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
What to Wear in Idanha-a-Velha in September
Warm weather calls for comfortable, breathable clothing in September. Cotton t-shirts, shorts, light dresses, and sandals are perfect. You might still want a light layer for evenings or air-conditioned places (for example buses). Some rain is possible, so pack something to handle light showers. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.
What To Do in Idanha-a-Velha in September
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Swimming10/10 -
Cycling8/10 -
Walking8/10 -
Barbeque10/10 -
Camping10/10 -
Outdoor sports8/10
Idanha-a-Velha 3-Day Forecast
More climate data for Idanha-a-Velha
Temperature Rainfall Sunshine Humidity
See the full Idanha-a-Velha climate overview or explore weather in Portugal.
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